qonfig.gemspec in qonfig-0.3.0 vs qonfig.gemspec in qonfig-0.4.0

@@ -1,8 +1,9 @@
 # codning: utf-8
+# frozen_string_literal: true
 
-lib = File.expand_path('../lib', __FILE__)
+lib = File.expand_path('lib', __dir__)
 $LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
 require 'qonfig/version'
 
 Gem::Specification.new do |spec|
   spec.required_ruby_version = '>= 2.2.10'
@@ -21,19 +22,18 @@
 
   spec.bindir        = 'bin'
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.files  = `git ls-files -z`.split("\x0").reject do |f|
+  spec.files = `git ls-files -z`.split("\x0").reject do |f|
     f.match(%r{^(test|spec|features)/})
   end
 
-  spec.add_development_dependency 'coveralls',      '~> 0.8'
-  spec.add_development_dependency 'simplecov',      '~> 0.14'
-  spec.add_development_dependency 'simplecov-json', '~> 0.2'
-  spec.add_development_dependency 'rubocop',        '~> 0.57'
-  spec.add_development_dependency 'rspec',          '~> 3.7'
-  spec.add_development_dependency 'rubocop-rspec',  '~> 1.26'
+  spec.add_development_dependency 'coveralls',        '~> 0.8'
+  spec.add_development_dependency 'simplecov',        '~> 0.14'
+  spec.add_development_dependency 'simplecov-json',   '~> 0.2'
+  spec.add_development_dependency 'rspec',            '~> 3.7'
+  spec.add_development_dependency 'armitage-rubocop', '~> 0.3'
 
   spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'pry'
 end